CSS and other related files for /r/PhillyUnion

TODO

CSS

~~Update /r/PhillyUnion link at top~~
~~Fix bright yellow links~~
~~Fix tab menu~~
~~Update link flairs~~
~~Convert sidebar to cards~~
~~Convert links to cards~~
Convert comments to cards
Fix the sidebar hover bar things
Center user flairs

JS

Create/update schedule
Create/update form
Update roster
Update side images